Raquaza isn't in either Pokemon Diamond or Pearl.
Migrate it into Pal Park.
You can't get a raquaza in Pokemon Diamond.
he isn't
Well, either that person was lying to you, or they have an action replay. Because it's impossible to get that Pokemon in diamond or pearl without some sort of hacking device.
Transfer it from a generation 3 game.
You need to trade Raquaza's game (Emerald or Ruby) To Fire red. Then go to pal Park.
trade diamond from Pokemon diamond onto Pokemon pearl
no i don't think so
You trade Magmar from Pokemon pearl,diamond,or platinum to ether Pokemon pearl,diamond,or platinum.
THE POKEMON THAT ARE NOT FOUND IN DIAMOND AND PEARL ARE:MANAPHY PHIONE
You can get Palkia in Pearl, otherwise you have to transfer Palkia from Pokemon Pearl to Pokemon Diamond.